#include "petscda.h" PetscErrorCode PETSCDM_DLLEXPORT VecPackGetColoring(VecPack vecpack,ISColoringType ctype,ISColoring *coloring)Collective on DA
vecpack | - the VecPack object | |
ctype | - IS_COLORING_GLOBAL or IS_COLORING_GHOSTED |
Notes: This currentlu uses one color per column so is very slow.
Notes: These compute the graph coloring of the graph of A^{T}A. The coloring used for efficient (parallel or thread based) triangular solves etc is NOT yet available.
Level:advanced
Location:src/dm/da/utils/pack.c
Index of all DA routines
Table of Contents for all manual pages
Index of all manual pages